Across
- 5. a star that produces our heat and light
- 9. a plants life cycle
- 10. input
- 11. we breathe it
- 12. output
- 14. a fat-soluble pigment found naturally in plants
- 15. the vascular tissue in plants that conducts water and dissolved nutrients upward from the root
- 17. the action of breathing
Down
- 1. plants with a green color
- 2. a light that you can see
- 3. plants breathe it in we breathe it out
- 4. sugar
- 6. the vascular tissue in plants that conducts sugars and other metabolic products downward from the leaves
- 7. healthy drink
- 8. each of a pair of curved cells that surround a stoma, becoming larger or smaller according to the pressure within the cells
- 9. the basic unit of life in organisms in the kingdom Plantae
- 13. makes plants green
- 16. tiny openings present on the epidermis of leaves
